phy_power_on(9)

💖 NAME 💖

phy_power_on — bestie, this is the one that actually turns the phy on and gets it into proper operation mode ✨ like it's not just existing anymore, it's thriving

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🌸 SYNOPSIS 🌸

int phy_power_on (struct phy *phy );

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🎀 ARGUMENTS 🎀

• phy — the phy you got back from phy_get, no substitutions, no randoms off the street 🫶

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🦋 DESCRIPTION 🦋

okay so listen 👏 this one must be called after phy_init — like, init first, power on second, that's the order, that's the vibe check, don't come at it backwards or it's giving chaos 😭

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⭐ RETURN ⭐

• 0 if it went off without a hitch — slay 💅
• a negative error code otherwise — not slay, but at least it's honest 🙈

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🔥 SEE ALSO 🔥

Kernel file ./drivers/phy/phy-core.c — the whole friend group lives here, go say hi 💜

• phy_create_lookup(9)
• phy_remove_lookup(9)
• phy_init(9)
• phy_exit(9)
• phy_power_off(9)
• phy_calibrate(9)
• phy_notify_connect(9)
• phy_notify_disconnect(9)
• phy_notify_state(9)
• phy_configure(9)
• phy_validate(9)
• _of_phy_get(9)
• of_phy_get(9)
• of_phy_put(9)
• phy_put(9)
• devm_phy_put(9)
• of_phy_simple_xlate(9)
• phy_get(9)
• devm_phy_get(9)
• devm_phy_optional_get(9)
• devm_of_phy_get(9)
• devm_of_phy_optional_get(9)
• devm_of_phy_get_by_index(9)
• phy_create(9)
• devm_phy_create(9)
• phy_destroy(9)
• devm_phy_destroy(9)
• __of_phy_provider_register(9)
• __devm_of_phy_provider_register(9)
• of_phy_provider_unregister(9)
• devm_of_phy_provider_unregister(9)
• phy_release(9)

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ngl that's a lot of siblings but they're all iconic in their own way 👑

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and that's the whole page bestie, mwah 💋 this came from the Kernel API Manual, lives under ./drivers/phy, and it's dated October 2026 — phy_power_on(9) out, periodt 🌈🦋